#sidebar-menu-div {
    list-style-type:none;
    margin:0;
    padding:0;
    overflow:hidden;
}

#sidebar-menu-div li {
    width:100px;
    height:100px;
}

#sidebar-menu-div li a:link, #sidebar-menu-div li a:visited {
    display:block;
    font-weight:bold;
    color:#ffffff;
    background-color:#bebebe;
    text-align:center;
    width:100px;
    height:100px;
    text-decoration:none;
    text-transform:uppercase;
}

#sidebar-menu-div li a:hover, #sidebar-menu-div li a:active {
    background-color:#9aa2a9;
}